6-7-12

Distribution

Calculation Result Output Example

p ..................................

χ2 distribution probability

k F Distributionu F Probability Density

F probability density calculates the probability density function for the F distribution at a specified x value.

 

Γ

n + d

 

 

n

n

 

 

 

2

 

n

 

–1

f (x) =

 

n

d

2 x 2

1 + nx

Γ

 

Γ

d

 

 

d

 

 

2

 

2

 

 

 

 

–n + d

2

Perform the following key operations from the statistical data list.

5(DIST)

4(F)

1(Fpd)

Data is specified using parameter specification. The following shows the meaning of each item.

x .................................

data

n:df .............................

numerator degrees of freedom (positive integer)

d:df .............................

denominator degrees of freedom (positive integer)

Save Res ....................

list for storage of calculation results (None or List 1 to 26)

Execute .......................

executes a calculation or draws a graph

After setting all the parameters, use c to move the highlighting to “Execute” and then press one of the function keys shown below to perform the calculation or draw the graph.

• 1(CALC) ... Performs the calculation.

• 6(DRAW) ... Draws the graph.

20070201